{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "protein", "RNA", "cell type", "DNA"], "input": "The purified NF-GM2 activated in vitro transcription from the kappa B enhancer , while it failed to stimulate transcription from the GM-CSF promoter harboring the GM2 sequence ."}
{"cell line": [], "protein": ["NF-GM2"], "RNA": [], "cell type": [], "DNA": ["kappa B enhancer", "GM-CSF promoter", "GM2 sequence"]}